# HG changeset patch
# User Paul Boddie <paul@boddie.org.uk>
# Date 1511028770 -3600
# Node ID 2e0a0e8478984bc368c46d27ed629976e60370d5
# Parent  389d1792af4ace54f2bdafd6f91f0c3e95ab9e20
Moved exception handler to the end.

diff -r 389d1792af4a -r 2e0a0e847898 vga.S
--- a/vga.S	Sat Nov 18 17:54:35 2017 +0100
+++ b/vga.S	Sat Nov 18 19:12:50 2017 +0100
@@ -851,42 +851,6 @@
 
 
 
-/* Exception handler. */
-
-exc_handler:
-	mfc0 $t7, CP0_ERROREPC
-	nop
-
-exc_write_word:
-	li $t8, 32
-        la $v0, U1TXREG
-exc_loop:
-	addiu $t8, $t8, -4
-	srlv $v1, $t7, $t8	/* $v1 = $t7 >> $t8 */
-	andi $v1, $v1, 0xF
-	addiu $t9, $v1, -10	/* $t9 >= 10? */
-	bgez $t9, exc_alpha
-	nop
-exc_digit:
-	addiu $v1, $v1, 48	/* convert to digit: '0' */
-	j exc_write
-	nop
-exc_alpha:
-	addiu $v1, $v1, 55	/* convert to alpha: 'A' - 10 */
-exc_write:
-        sw $v1, 0($v0)
-	bnez $t8, exc_loop
-	nop
-exc_loop_end:
-	li $v1, '\n'
-        sw $v1, 0($v0)
-
-exc_handler_end:
-	j exc_handler_end
-	nop
-
-
-
 /* Event routines. */
 
 /* The vertical back porch. */
@@ -1058,3 +1022,39 @@
 _vsync_active_ret:
 	jr $ra
 	nop
+
+
+
+/* Exception handler. */
+
+exc_handler:
+	mfc0 $t7, CP0_ERROREPC
+	nop
+
+exc_write_word:
+	li $t8, 32
+        la $v0, U1TXREG
+exc_loop:
+	addiu $t8, $t8, -4
+	srlv $v1, $t7, $t8	/* $v1 = $t7 >> $t8 */
+	andi $v1, $v1, 0xF
+	addiu $t9, $v1, -10	/* $t9 >= 10? */
+	bgez $t9, exc_alpha
+	nop
+exc_digit:
+	addiu $v1, $v1, 48	/* convert to digit: '0' */
+	j exc_write
+	nop
+exc_alpha:
+	addiu $v1, $v1, 55	/* convert to alpha: 'A' - 10 */
+exc_write:
+        sw $v1, 0($v0)
+	bnez $t8, exc_loop
+	nop
+exc_loop_end:
+	li $v1, '\n'
+        sw $v1, 0($v0)
+
+exc_handler_end:
+	j exc_handler_end
+	nop